Example usage for java.util Map isEmpty

Introduction

In this page you can find the example usage for java.util Map isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this map contains no key-value mappings.

Usage

From source file:Main.java

private static String parseConstant(String condition, Map<String, String> mpUser) {
    if (condition == null || condition.length() == 0)
        return "";
    if (mpUser == null || mpUser.isEmpty())
        return condition;

    condition = condition.replaceAll("{CURUSERID}", mpUser.get("user_id"));

    condition = condition.replaceAll("{CURUSERCODE}", mpUser.get("user_code"));

    condition = condition.replaceAll("{CURUSERNAME}", mpUser.get("user_name"));

    condition = condition.replaceAll("{CURDEPTID}", mpUser.get("dept_id"));

    condition = condition.replaceAll("{CURDEPTCODE}", mpUser.get("dept_code"));

    condition = condition.replaceAll("{CURDEPTNAME}", mpUser.get("dept_name"));

    return condition;
}

From source file:com.thoughtworks.go.security.RegistrationJSONizer.java

public static Registration fromJson(String json) {
    Map map = GSON.fromJson(json, Map.class);

    if (map.isEmpty()) {
        return Registration.createNullPrivateKeyEntry();
    }//  ww  w .  jav  a  2s. c om

    List<X509Certificate> chain = new ArrayList<>();
    try {
        PemReader reader = new PemReader(new StringReader((String) map.get("agentPrivateKey")));
        KeyFactory kf = KeyFactory.getInstance("RSA");
        PKCS8EncodedKeySpec spec = new PKCS8EncodedKeySpec(reader.readPemObject().getContent());
        PrivateKey privateKey = kf.generatePrivate(spec);
        String agentCertificate = (String) map.get("agentCertificate");
        PemReader certReader = new PemReader(new StringReader(agentCertificate));
        while (true) {
            PemObject obj = certReader.readPemObject();
            if (obj == null) {
                break;
            }
            chain.add((X509Certificate) CertificateFactory.getInstance("X.509")
                    .generateCertificate(new ByteArrayInputStream(obj.getContent())));
        }
        return new Registration(privateKey, chain.toArray(new X509Certificate[0]));
    } catch (IOException | NoSuchAlgorithmException | CertificateException | InvalidKeySpecException e) {
        throw bomb(e);
    }
}

From source file:monasca.api.app.validation.ValueMetaValidation.java

/**
 * Normalizes valueMeta by stripping whitespace from name. validate() must
 * already have been called on the valueMeta
 *///from w  w  w  . j  a va2 s  .c om
public static Map<String, String> normalize(Map<String, String> valueMeta) {
    if (valueMeta == null || valueMeta.isEmpty()) {
        return EMPTY_VALUE_META;
    }
    final Map<String, String> result = new HashMap<>();
    for (Map.Entry<String, String> entry : valueMeta.entrySet()) {
        final String key = CharMatcher.WHITESPACE.trimFrom(entry.getKey());
        result.put(key, entry.getValue());
    }

    return result;
}

From source file:com.mmj.app.common.cookie.parser.CookieUtils.java

/**
 * Map?//from w  ww  . ja  va 2 s . c om
 * 
 * @return KV(nullempty),null
 */
public static String mapToStr(Map<CookieKeyEnum, String> kv) {
    if (kv == null || kv.isEmpty()) {
        return null;
    }

    StringBuilder sb = new StringBuilder();
    List<CookieKeyEnum> keys = new ArrayList<CookieKeyEnum>(kv.keySet());
    for (int i = 0, j = keys.size(); i < j; i++) {
        CookieKeyEnum key = keys.get(i);
        String value = kv.get(key);
        sb.append(key.getKey()).append(COOKIE_KEY_VALUE_SEPARATOR_CHAR).append(value);
        // ??
        boolean notTheLast = (i < keys.size() - 1);
        if (notTheLast) {
            sb.append(COOKIE_MAP_SEPARATOR_CHAR);
        }
    }
    return sb.toString();
}

From source file:Main.java

/**
 * This method returns a new HashMap which is the intersection of the two Map parameters, based on {@link Object#equals(Object) equality}
 * of their entries.//from   w  ww . jav a  2s  . co  m
 * Any references in the resultant map will be to elements within map1.
 * 
 * @return a new HashMap whose values represent the intersection of the two Maps.
 */
public static <K, V> Map<K, V> intersect(Map<K, V> map1, Map<K, V> map2) {
    if (map1 == null || map1.isEmpty() || map2 == null || map2.isEmpty()) {
        return Collections.emptyMap();
    }

    // We now know neither map is null.
    Map<K, V> result = new HashMap<K, V>();
    for (Map.Entry<K, V> item : map1.entrySet()) {
        V value = map2.get(item.getKey());
        if (value != null && value.equals(item.getValue())) {
            result.put(item.getKey(), item.getValue());
        }
    }

    return result;
}

From source file:net.hamnaberg.confluence.admin.CacheControlConfig.java

public static CacheControlConfig fromMap(Map<String, String> map) {
    if (map == null || map.isEmpty()) {
        return null;
    }/*from   w w w .ja v a2  s .  co m*/
    return new CacheControlConfig(NumberUtils.toInt(map.get("ttl"), 300),
            Boolean.parseBoolean(map.get("transform")), Boolean.parseBoolean(map.get("revalidate")));
}

From source file:Main.java

public static void printDetails(Map<String, String> map) {
    String usage = map.get("CSS");
    System.out.println("Map: " + map);
    System.out.println("Map Size:  " + map.size());
    System.out.println("Map is empty:  " + map.isEmpty());
    System.out.println("Map contains CSS key:   " + map.containsKey("CSS"));
    System.out.println("Usage:  " + usage);
    System.out.println("removed:  " + map.remove("CSS"));
}

From source file:Main.java

public static boolean isNotEmpty(Map map) {
    return (map != null && !(map.isEmpty()));
}

From source file:org.activiti.spring.SpringConfigurationHelper.java

public static ProcessEngine buildProcessEngine(URL resource) {
    log.debug(/* w w  w.j av a2  s.  com*/
            "==== BUILDING SPRING APPLICATION CONTEXT AND PROCESS ENGINE =========================================");

    ApplicationContext applicationContext = new GenericXmlApplicationContext(new UrlResource(resource));
    Map<String, ProcessEngine> beansOfType = applicationContext.getBeansOfType(ProcessEngine.class);
    if ((beansOfType == null) || (beansOfType.isEmpty())) {
        throw new ActivitiException("no " + ProcessEngine.class.getName()
                + " defined in the application context " + resource.toString());
    }

    ProcessEngine processEngine = beansOfType.values().iterator().next();

    log.debug(
            "==== SPRING PROCESS ENGINE CREATED ==================================================================");
    return processEngine;
}

From source file:com.weibo.api.motan.protocol.restful.support.RestfulUtil.java

public static void encodeAttachments(MultivaluedMap<String, Object> headers, Map<String, String> attachments) {
    if (attachments == null || attachments.isEmpty())
        return;//from  www  .  jav a 2  s . c om

    StringBuilder value = new StringBuilder();
    for (Map.Entry<String, String> entry : attachments.entrySet()) {
        value.append(StringTools.urlEncode(entry.getKey())).append("=")
                .append(StringTools.urlEncode(entry.getValue())).append(";");
    }

    if (value.length() > 1)
        value.deleteCharAt(value.length() - 1);

    headers.add(ATTACHMENT_HEADER, value.toString());
}